Sewer Rates

Sewer Rates

In addition to water service, IRWD provides sewage collection and treatment services to most of our service area. We capture wastewater and reuse it through our innovative water recycling program. Here is an "at a glance" view of sewer rates. Complete rate information is available in the IRWD Rates and Charges document.

Rate Calculators

Click here to use a rate calculator to estimate your bill and see how the rate structure works.

Monthly Service Rate:Newly established residential accounts are charged a sewer rate of $25.75 per month.

Potable water usage is reviewed each year on December 31. When an account has established a 12-month history, sewer rates are adjusted based on the average of the 3 lowest months of potable water usage during the calendar year.

Service Charge: $25.75 up to 10 ccfsUsage over 10 ccfs will be charged an additional $2.74/ccf quantity chargeIndustrial Waste charge will be an additional $0.134/ccf quantity charge

Non-Residential Sewage Charges

Non-residential customers who discharge extra-strength sewage into the sewer collection system or discharge or have the potential to discharge constituents subject to federal, state standards or local discharge limitations.

At the sole discretion of the District, users may request the application of an Alternative Service Charge for use. The Alternative Service Charge shall be based on the measured quantity and quality of water being discharged to the sewer from the user's facility by means acceptable to the District. The Alternative Serice Charge for use shall be computed bvy the following formula:

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